/Engine/Source/Runtime/GeometryCore/Public/QuadricError.h
See:http://hhoppe.com/newqem.pdforhttps://www.cc.gatech.edu/~turk/my_papers/memless_vis98.pdffor information about the volume preservation.
template<typename RealType> class TVolPresQuadricError : public [UE::Geometry::TQuadricError< RealType >](API\Runtime\GeometryCore\TQuadricError)
FPlaneData
PlaneData